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152207069 = 7178591489
BaseRepresentation
bin10010001001001…
…11111011011101
3101121101220211212
421010213323131
5302431111234
623034154205
73525511250
oct1104477335
9347356755
10152207069
1178a0a473
1242b82965
13256c2671
1416301097
15d5685ce
hex9127edd

152207069 has 16 divisors (see below), whose sum is σ = 184521600. Its totient is φ = 122563584.

The previous prime is 152207059. The next prime is 152207093. The reversal of 152207069 is 960702251.

It is a cyclic number.

It is not a de Polignac number, because 152207069 - 220 = 151158493 is a prime.

It is a super-2 number, since 2×1522070692 = 46333983707141522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152207059) 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, 101477 + ... + 102965.

It is an arithmetic number, because the mean of its divisors is an integer number (11532600).

Almost surely, 2152207069 is an apocalyptic number.

It is an amenable number.

152207069 is a deficient number, since it is larger than the sum of its proper divisors (32314531).

152207069 is a wasteful number, since it uses less digits than its factorization.

152207069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 152207069 is about 12337.2229046897. Note that the first 3 decimals coincide. The cubic root of 152207069 is about 533.9225633152.

The spelling of 152207069 in words is "one hundred fifty-two million, two hundred seven thousand, sixty-nine".

Divisors: 1 7 17 119 859 1489 6013 10423 14603 25313 102221 177191 1279051 8953357 21743867 152207069