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150409680 = 2435797933
BaseRepresentation
bin10001111011100…
…01000111010000
3101111000121021220
420331301013100
5302001102210
622531445040
73504314121
oct1075610720
9344017256
10150409680
11779a2023
1242456780
1325213515
1415d94048
15d310c70
hex8f711d0

150409680 has 80 divisors (see below), whose sum is σ = 472231680. Its totient is φ = 39596544.

The previous prime is 150409669. The next prime is 150409691. The reversal of 150409680 is 86904051.

It is an interprime number because it is at equal distance from previous prime (150409669) and next prime (150409691).

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-4 number, since 4×1504096804 (a number of 34 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14994 + ... + 22926.

It is an arithmetic number, because the mean of its divisors is an integer number (5902896).

Almost surely, 2150409680 is an apocalyptic number.

150409680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150409680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236115840).

150409680 is an abundant number, since it is smaller than the sum of its proper divisors (321822000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150409680 is a wasteful number, since it uses less digits than its factorization.

150409680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8028 (or 8022 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 150409680 is about 12264.1624255389. The cubic root of 150409680 is about 531.8125670583.

The spelling of 150409680 in words is "one hundred fifty million, four hundred nine thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 79 80 120 158 237 240 316 395 474 632 790 948 1185 1264 1580 1896 2370 3160 3792 4740 6320 7933 9480 15866 18960 23799 31732 39665 47598 63464 79330 95196 118995 126928 158660 190392 237990 317320 380784 475980 626707 634640 951960 1253414 1880121 1903920 2506828 3133535 3760242 5013656 6267070 7520484 9400605 10027312 12534140 15040968 18801210 25068280 30081936 37602420 50136560 75204840 150409680