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150157970 = 2528153437
BaseRepresentation
bin10001111001100…
…11101010010010
3101110112211000022
420330303222102
5301420023340
622522223442
73502215224
oct1074635222
9343484008
10150157970
117783a9a6
1242354b82
1325155a91
1415d2a414
15d2b13b5
hex8f33a92

150157970 has 16 divisors (see below), whose sum is σ = 271251288. Its totient is φ = 59848320.

The previous prime is 150157967. The next prime is 150157979. The reversal of 150157970 is 79751051.

150157970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 136445761 + 13712209 = 11681^2 + 3703^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 150157970.

It is not an unprimeable number, because it can be changed into a prime (150157979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23909 + ... + 29528.

Almost surely, 2150157970 is an apocalyptic number.

150157970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150157970 is a deficient number, since it is larger than the sum of its proper divisors (121093318).

150157970 is a wasteful number, since it uses less digits than its factorization.

150157970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53725.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 150157970 is about 12253.8961151138. The cubic root of 150157970 is about 531.5157393462.

The spelling of 150157970 in words is "one hundred fifty million, one hundred fifty-seven thousand, nine hundred seventy".

Divisors: 1 2 5 10 281 562 1405 2810 53437 106874 267185 534370 15015797 30031594 75078985 150157970