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150492980 = 225111494591
BaseRepresentation
bin10001111100001…
…01011100110100
3101111011211120002
420332011130310
5302011233410
622533330432
73505112021
oct1076053464
9344154502
10150492980
1177a49670
1242496a18
1325242401
1415db6548
15d32a7a5
hex8f85734

150492980 has 48 divisors (see below), whose sum is σ = 347155200. Its totient is φ = 54345600.

The previous prime is 150492971. The next prime is 150492983. The reversal of 150492980 is 89294051.

150492980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150492983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30485 + ... + 35075.

It is an arithmetic number, because the mean of its divisors is an integer number (7232400).

Almost surely, 2150492980 is an apocalyptic number.

150492980 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 150492980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173577600).

150492980 is an abundant number, since it is smaller than the sum of its proper divisors (196662220).

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

150492980 is a wasteful number, since it uses less digits than its factorization.

150492980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4760 (or 4758 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 150492980 is about 12267.5580292086. The cubic root of 150492980 is about 531.9107252160.

The spelling of 150492980 in words is "one hundred fifty million, four hundred ninety-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 149 220 298 596 745 1490 1639 2980 3278 4591 6556 8195 9182 16390 18364 22955 32780 45910 50501 91820 101002 202004 252505 505010 684059 1010020 1368118 2736236 3420295 6840590 7524649 13681180 15049298 30098596 37623245 75246490 150492980