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148270880 = 2552343937
BaseRepresentation
bin10001101011001…
…10111100100000
3101022222221102002
420311212330200
5300424132010
622413543132
73450165422
oct1065467440
9338887362
10148270880
117677111a
12417a4aa8
1324944b64
1415998812
15d03c1a5
hex8d66f20

148270880 has 96 divisors (see below), whose sum is σ = 374419584. Its totient is φ = 55351296.

The previous prime is 148270879. The next prime is 148270937. The reversal of 148270880 is 88072841.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 157772 + ... + 158708.

It is an arithmetic number, because the mean of its divisors is an integer number (3900204).

Almost surely, 2148270880 is an apocalyptic number.

148270880 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 148270880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187209792).

148270880 is an abundant number, since it is smaller than the sum of its proper divisors (226148704).

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

148270880 is a wasteful number, since it uses less digits than its factorization.

148270880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018 (or 1010 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 38.

The square root of 148270880 is about 12176.6530705280. The cubic root of 148270880 is about 529.2797621609.

The spelling of 148270880 in words is "one hundred forty-eight million, two hundred seventy thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 43 46 80 86 92 115 160 172 184 215 230 344 368 430 460 688 736 860 920 937 989 1376 1720 1840 1874 1978 3440 3680 3748 3956 4685 4945 6880 7496 7912 9370 9890 14992 15824 18740 19780 21551 29984 31648 37480 39560 40291 43102 74960 79120 80582 86204 107755 149920 158240 161164 172408 201455 215510 322328 344816 402910 431020 644656 689632 805820 862040 926693 1289312 1611640 1724080 1853386 3223280 3448160 3706772 4633465 6446560 7413544 9266930 14827088 18533860 29654176 37067720 74135440 148270880