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152038207 = 1311160597
BaseRepresentation
bin10010000111111…
…10101100111111
3101121002100012201
421003332230333
5302410210312
623030412331
73524206036
oct1103765477
9347070181
10152038207
1178904612
1242b010a7
1325663849
141629971d
15d533557
hex90feb3f

152038207 has 4 divisors (see below), whose sum is σ = 153198936. Its totient is φ = 150877480.

The previous prime is 152038199. The next prime is 152038219. The reversal of 152038207 is 702830251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 702830251 = 2330557837.

It is a cyclic number.

It is not a de Polignac number, because 152038207 - 23 = 152038199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152038297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580168 + ... + 580429.

It is an arithmetic number, because the mean of its divisors is an integer number (38299734).

Almost surely, 2152038207 is an apocalyptic number.

152038207 is a deficient number, since it is larger than the sum of its proper divisors (1160729).

152038207 is a wasteful number, since it uses less digits than its factorization.

152038207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160728.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 152038207 is about 12330.3774070383. The cubic root of 152038207 is about 533.7250416219.

Adding to 152038207 its reverse (702830251), we get a palindrome (854868458).

The spelling of 152038207 in words is "one hundred fifty-two million, thirty-eight thousand, two hundred seven".

Divisors: 1 131 1160597 152038207