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332070137 = 747438591
BaseRepresentation
bin10011110010101…
…111110011111001
3212010211220120222
4103302233303321
51140002221022
652541225425
711141356340
oct2362576371
9763756528
10332070137
11160499233
1293262275
1353a49109
1432160b57
151e246242
hex13cafcf9

332070137 has 4 divisors (see below), whose sum is σ = 379508736. Its totient is φ = 284631540.

The previous prime is 332070133. The next prime is 332070143. The reversal of 332070137 is 731070233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 731070233 = 1367534799.

It is a cyclic number.

It is not a de Polignac number, because 332070137 - 22 = 332070133 is a prime.

It is a super-2 number, since 2×3320701372 = 220541151774397538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332070131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23719289 + ... + 23719302.

It is an arithmetic number, because the mean of its divisors is an integer number (94877184).

Almost surely, 2332070137 is an apocalyptic number.

It is an amenable number.

332070137 is a deficient number, since it is larger than the sum of its proper divisors (47438599).

332070137 is an equidigital number, since it uses as much as digits as its factorization.

332070137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47438598.

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 332070137 is about 18222.7916906274. The cubic root of 332070137 is about 692.4843142237.

The spelling of 332070137 in words is "three hundred thirty-two million, seventy thousand, one hundred thirty-seven".

Divisors: 1 7 47438591 332070137