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157264060 = 22537223953
BaseRepresentation
bin10010101111110…
…10100010111100
3101221220211201211
421113322202330
5310224422220
623334414204
73616502542
oct1127724274
9357824654
10157264060
11808538a8
1244801364
1326773375
1416c59d92
15dc16b5a
hex95fa8bc

157264060 has 48 divisors (see below), whose sum is σ = 341058816. Its totient is φ = 60867072.

The previous prime is 157264031. The next prime is 157264061. The reversal of 157264060 is 60462751.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157264061) 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, 164544 + ... + 165496.

It is an arithmetic number, because the mean of its divisors is an integer number (7105392).

Almost surely, 2157264060 is an apocalyptic number.

157264060 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 157264060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170529408).

157264060 is an abundant number, since it is smaller than the sum of its proper divisors (183794756).

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

157264060 is a wasteful number, since it uses less digits than its factorization.

157264060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 1220 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 157264060 is about 12540.4968003664. The cubic root of 157264060 is about 539.7713480974.

The spelling of 157264060 in words is "one hundred fifty-seven million, two hundred sixty-four thousand, sixty".

Divisors: 1 2 4 5 10 20 37 74 148 185 223 370 446 740 892 953 1115 1906 2230 3812 4460 4765 8251 9530 16502 19060 33004 35261 41255 70522 82510 141044 165020 176305 212519 352610 425038 705220 850076 1062595 2125190 4250380 7863203 15726406 31452812 39316015 78632030 157264060