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30610052 = 2211757919
BaseRepresentation
bin111010011000…
…1001010000100
32010121011002122
41310301022010
530314010202
63012025112
7521116064
oct164611204
963534078
1030610052
1116307870
12a302198
136459875
1440cb3a4
152a499a2
hex1d31284

30610052 has 24 divisors (see below), whose sum is σ = 58578240. Its totient is φ = 13880160.

The previous prime is 30610043. The next prime is 30610061. The reversal of 30610052 is 25001603.

It is an interprime number because it is at equal distance from previous prime (30610043) and next prime (30610061).

It is a self number, because there is not a number n which added to its sum of digits gives 30610052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32849 + ... + 33767.

It is an arithmetic number, because the mean of its divisors is an integer number (2440760).

Almost surely, 230610052 is an apocalyptic number.

It is an amenable number.

30610052 is a deficient number, since it is larger than the sum of its proper divisors (27968188).

30610052 is a wasteful number, since it uses less digits than its factorization.

30610052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691 (or 1689 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 30610052 is about 5532.6351768393. The cubic root of 30610052 is about 312.8153258757.

Adding to 30610052 its reverse (25001603), we get a palindrome (55611655).

The spelling of 30610052 in words is "thirty million, six hundred ten thousand, fifty-two".

Divisors: 1 2 4 11 22 44 757 919 1514 1838 3028 3676 8327 10109 16654 20218 33308 40436 695683 1391366 2782732 7652513 15305026 30610052